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Mack · Filtration
21737481
In stock · ships from Knoxville
This fuel filter water separator insert cartridge removes moisture and particulate contaminants from diesel fuel before it reaches the engine.
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Verified fitment for 17 applications
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Also listed as a Volvo fuel filter insert under the same part number 21737481. Specific Volvo model fitment was not verified in this listing; cross-check with a Volvo parts catalog.
Part data verified against 3 catalog sources
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It is a serviceable element replaced during routine fuel system maintenance to help protect injectors and other components. The cartridge body has an overall length of 7.03 inches, an outer diameter of 4.21 inches, and an inner diameter of 0.66 inches. Compatible with a wide range of Mack heavy-duty trucks produced from the mid-2000s through 2020.
Part Number: 21737481
FUEL FILTER INSERT
Category: Filters
Unit: ea
Dealer: Post Onsite
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